All humans have the ability to see ultraviolet light, but it is passively filtered out by the eye's lens. People who undergo surgery to remove the lens can detect ultraviolet light.
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MIT has developed a camera that captures the speed of light at a trillion frames per second.
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If you chew gum when you study a subject and then chew the same flavor when you take the test, it will help you remember!
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Brass doorknobs automatically disinfect themselves in about 8 hours.
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